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Assume that x is a binomial random variable with n = 120 and p = 0.4. Use a normal approximation to find each of the

Assume that x is a binomial random variable with n = 120 and p = 0.4. Use a normal approximation to find each of the following probabilities. a. P(XS 31) b. P(35 S x S 45) c. P(x 2 34) a. P(x $ 31) = (Round to four decimal places as needed.)

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